Access control device, access control system, door portion having an access control device, and method for opening a door

Abstract

The invention relates to an access control device (1) for a door (21) of a vehicle, more particularly of an aircraft (3), comprising: - an actuation element (4), which can be brought from a blocking state (5) into a release state (6) and vice versa; - a power supply interface (7), by means of which the access control device (1) can be supplied with power; - a control unit (8), which is designed to carry out open-loop and / or closed-loop control of the state of the actuation element (4); - a near-field communication interface (9), which is designed to read out a digital access authorization and to transmit the digital access authorization to the control unit (8); wherein the control unit (8) is designed to carry out open-loop and / or closed-loop control of the state of the actuation element (4) in accordance with the validity of the digital access authorization, and wherein the power supply interface (7) is designed for the connecting of a portable energy store (10) without the use of tools.

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